Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
rigid
rigid designator
rigid inflatable boat
rigidify
rigmarole
rigor
rigor mortis
rigorism
rigorous
rigour
Rijeka
rijsttafel
rikishi
Riksdag
Riksmål
rile
Riley
Click to move down the list of words
Print Preview
See pronunciation key
Search for "rigorous" in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

rigorous

rig·or·ous [ ríggərəss ]


adjective 
Definition:
 
1. strict, harsh, or unrelenting: characterized by unrelenting demands, and allowing little or no scope for variation or relaxation
a rigorous training program

2. exacting: extremely precise and exacting
rigorous standards of cleanliness

3. severe: experienced as severe or extreme
climbing in rigorous conditions

4. logic precise: precise and formalized
a rigorous proof


ri·gor·ous·ly adverb
rig·or·ous·ness noun
Advertisement

Also on Encarta
Englishtown: Learn English online
Our Partners
Also on MSN
Encarta Message Boards (© Rubberball/Jupiterimages)
Shopping
© 2009 Microsoft